Explore Unihopper’s premium 50KG Heavy Duty Full Extension Undermount Runners, available in both Soft-Close and Push-to-Open options. These runners offer robust support for up to 50kg, ideal for high-use and heavy-load cabinetry. Designed to fit 12-19mm board sides without the need for notching, each pair includes 3D clips for easy installation and precise adjustments. Perfect for kitchens, offices, and modern handle-free designs, Unihopper undermount runners provide seamless functionality and durability for premium drawer systems